You got your WO:EX in a box. Here you can find three separate assembly units inside. The first one is the movable frame, second includes the body support system, and the third one removable robotic module. Please read manual carefully before using WO:EX. First of all, you need to assembly the movable frame, and robotic module. Further, follow your experience with «Set Up Mode» to specify how high each leg will be lifting. In addition, you need to dress and fit body support system. When the body support system connected with the movable frame you can operate WO:EX to move and lift the legs.